forked from mirrors/qmk_userspace
Merge commit '60b30c0363' as 'lib/lufa'
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Jack Humbert
commit
8655d4f494
1455 changed files with 394541 additions and 0 deletions
270
lib/lufa/LUFA/Drivers/USB/Class/Host/RNDISClassHost.h
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270
lib/lufa/LUFA/Drivers/USB/Class/Host/RNDISClassHost.h
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2017.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2017 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaims all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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* \brief Host mode driver for the library USB RNDIS Class driver.
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*
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* Host mode driver for the library USB RNDIS Class driver.
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*
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* \note This file should not be included directly. It is automatically included as needed by the USB module driver
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* dispatch header located in LUFA/Drivers/USB.h.
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*/
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/** \ingroup Group_USBClassRNDIS
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* \defgroup Group_USBClassRNDISHost RNDIS Class Host Mode Driver
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*
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* \section Sec_USBClassRNDISHost_Dependencies Module Source Dependencies
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* The following files must be built with any user project that uses this module:
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* - LUFA/Drivers/USB/Class/Host/RNDISClassHost.c <i>(Makefile source module name: LUFA_SRC_USBCLASS)</i>
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*
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* \section Sec_USBClassRNDISHost_ModDescription Module Description
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* Host Mode USB Class driver framework interface, for the Microsoft RNDIS Ethernet
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* USB Class driver.
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*
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* @{
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*/
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#ifndef __RNDIS_CLASS_HOST_H__
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#define __RNDIS_CLASS_HOST_H__
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/* Includes: */
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#include "../../USB.h"
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#include "../Common/RNDISClassCommon.h"
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Preprocessor Checks: */
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#if !defined(__INCLUDE_FROM_RNDIS_DRIVER)
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#error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
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#endif
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/* Public Interface - May be used in end-application: */
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/* Type Defines: */
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/** \brief RNDIS Class Host Mode Configuration and State Structure.
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*
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* Class state structure. An instance of this structure should be made within the user application,
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* and passed to each of the RNDIS class driver functions as the \c RNDISInterfaceInfo parameter. This
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* stores each RNDIS interface's configuration and state information.
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*/
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typedef struct
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{
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struct
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{
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USB_Pipe_Table_t DataINPipe; /**< Data IN Pipe configuration table. */
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USB_Pipe_Table_t DataOUTPipe; /**< Data OUT Pipe configuration table. */
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USB_Pipe_Table_t NotificationPipe; /**< Notification IN Pipe configuration table. */
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uint32_t HostMaxPacketSize; /**< Maximum size of a packet which can be buffered by the host. */
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} Config; /**< Config data for the USB class interface within the device. All elements in this section
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* <b>must</b> be set or the interface will fail to enumerate and operate correctly.
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*/
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struct
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{
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bool IsActive; /**< Indicates if the current interface instance is connected to an attached device, valid
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* after \ref RNDIS_Host_ConfigurePipes() is called and the Host state machine is in the
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* Configured state.
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*/
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uint8_t ControlInterfaceNumber; /**< Interface index of the RNDIS control interface within the attached device. */
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uint32_t DeviceMaxPacketSize; /**< Maximum size of a packet which can be buffered by the attached RNDIS device. */
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uint32_t RequestID; /**< Request ID counter to give a unique ID for each command/response pair. */
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} State; /**< State data for the USB class interface within the device. All elements in this section
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* <b>may</b> be set to initial values, but may also be ignored to default to sane values when
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* the interface is enumerated.
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*/
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} USB_ClassInfo_RNDIS_Host_t;
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/* Enums: */
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/** Enum for the possible error codes returned by the \ref RNDIS_Host_ConfigurePipes() function. */
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enum RNDIS_Host_EnumerationFailure_ErrorCodes_t
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{
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RNDIS_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */
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RNDIS_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */
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RNDIS_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible RNDIS interface was not found in the device's Configuration Descriptor. */
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RNDIS_ENUMERROR_PipeConfigurationFailed = 3, /**< One or more pipes for the specified interface could not be configured correctly. */
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};
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/* Function Prototypes: */
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/** Host interface configuration routine, to configure a given RNDIS host interface instance using the Configuration
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* Descriptor read from an attached USB device. This function automatically updates the given RNDIS Host instance's
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* state values and configures the pipes required to communicate with the interface if it is found within the device.
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* This should be called once after the stack has enumerated the attached device, while the host state machine is in
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* the Addressed state.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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* \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor.
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* \param[in] ConfigDescriptorData Pointer to a buffer containing the attached device's Configuration Descriptor.
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*
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* \return A value from the \ref RNDIS_Host_EnumerationFailure_ErrorCodes_t enum.
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*/
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uint8_t RNDIS_Host_ConfigurePipes(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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uint16_t ConfigDescriptorSize,
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void* ConfigDescriptorData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
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/** Sends a RNDIS KEEPALIVE command to the device, to ensure that it does not enter standby mode after periods
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* of long inactivity.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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*
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* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_ERROR_LOGICAL_CMD_FAILED if the device returned a
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* logical command failure.
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*/
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uint8_t RNDIS_Host_SendKeepAlive(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** Initializes the attached RNDIS device's RNDIS interface. This should be called after the device's pipes have been
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* configured via the call to \ref RNDIS_Host_ConfigurePipes().
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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*
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* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_ERROR_LOGICAL_CMD_FAILED if the
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* device returned a logical command failure.
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*/
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uint8_t RNDIS_Host_InitializeDevice(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** Sets a given RNDIS property of an attached RNDIS device.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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* \param[in] Oid OID number of the parameter to set.
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* \param[in] Buffer Pointer to where the property data is to be sourced from.
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* \param[in] Length Length in bytes of the property data to sent to the device.
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*
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* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_ERROR_LOGICAL_CMD_FAILED if the
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* device returned a logical command failure.
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*/
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uint8_t RNDIS_Host_SetRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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const uint32_t Oid,
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void* Buffer,
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const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
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/** Gets a given RNDIS property of an attached RNDIS device.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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* \param[in] Oid OID number of the parameter to get.
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* \param[in] Buffer Pointer to where the property data is to be written to.
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* \param[in] MaxLength Length in bytes of the destination buffer size.
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*
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* \return A value from the \ref USB_Host_SendControlErrorCodes_t enum or \ref RNDIS_ERROR_LOGICAL_CMD_FAILED if the
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* device returned a logical command failure.
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*/
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uint8_t RNDIS_Host_QueryRNDISProperty(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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const uint32_t Oid,
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void* Buffer,
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const uint16_t MaxLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
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/** Determines if a packet is currently waiting for the host to read in and process.
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*
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* \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
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* call will fail.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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*
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* \return Boolean \c true if a packet is waiting to be read in by the host, \c false otherwise.
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*/
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bool RNDIS_Host_IsPacketReceived(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
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/** Retrieves the next pending packet from the device, discarding the remainder of the RNDIS packet header to leave
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* only the packet contents for processing by the host in the nominated buffer.
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*
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* \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
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* call will fail.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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* \param[out] Buffer Pointer to a buffer where the packer data is to be written to.
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* \param[out] PacketLength Pointer to where the length in bytes of the read packet is to be stored.
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*
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* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t RNDIS_Host_ReadPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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void* Buffer,
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uint16_t* const PacketLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2)
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ATTR_NON_NULL_PTR_ARG(3);
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/** Sends the given packet to the attached RNDIS device, after adding a RNDIS packet message header.
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*
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* \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
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* call will fail.
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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* \param[in] Buffer Pointer to a buffer where the packer data is to be read from.
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* \param[in] PacketLength Length in bytes of the packet to send.
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*
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* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
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*/
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uint8_t RNDIS_Host_SendPacket(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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void* Buffer,
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const uint16_t PacketLength) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
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/* Inline Functions: */
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/** General management task for a given RNDIS host class interface, required for the correct operation of the interface. This should
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* be called frequently in the main program loop, before the master USB management task \ref USB_USBTask().
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*
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* \param[in,out] RNDISInterfaceInfo Pointer to a structure containing an RNDIS Class host configuration and state.
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*/
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static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1) ATTR_ALWAYS_INLINE;
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static inline void RNDIS_Host_USBTask(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo)
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{
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(void)RNDISInterfaceInfo;
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}
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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/* Function Prototypes: */
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#if defined(__INCLUDE_FROM_RNDIS_HOST_C)
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static uint8_t RNDIS_SendEncapsulatedCommand(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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void* Buffer,
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const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1)
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ATTR_NON_NULL_PTR_ARG(2);
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static uint8_t RNDIS_GetEncapsulatedResponse(USB_ClassInfo_RNDIS_Host_t* const RNDISInterfaceInfo,
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void* Buffer,
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const uint16_t Length) ATTR_NON_NULL_PTR_ARG(1)
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ATTR_NON_NULL_PTR_ARG(2);
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static uint8_t DCOMP_RNDIS_Host_NextRNDISControlInterface(void* const CurrentDescriptor)
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
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static uint8_t DCOMP_RNDIS_Host_NextRNDISDataInterface(void* const CurrentDescriptor)
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
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static uint8_t DCOMP_RNDIS_Host_NextRNDISInterfaceEndpoint(void* const CurrentDescriptor)
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ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
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#endif
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#endif
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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#endif
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#endif
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/** @} */
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